Abstract
Moral philosophy has its version of physics’ search for a unified theory. Physicists have often thought it unseemly that the four fundamental forces governing how particles interact with each other cannot be reduced to one. Moral philosophers have often tried to unify the fundamental values governing how moral agents interact with each other. Bioethicists have mostly given up on complete unification and settled for drawing on multiple fundamental values. They see unification as a metatheoretical and unproductive project, too much the stuff of physics and not enough like engineering. Still, there's been a long-running debate within bioethics about how many and which values to keep in the toolkit. Can autonomy, beneficence, and justice, fashioned into “principles,” do all of the essential work? Or are “dignity” and “solidarity,” for example, also sometimes necessary? The lead article in this issue of the Hastings Center Report argues for including solidarity in the kit